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Master Complete all missions on master difficulty in the original game

WHISTLEBLOWER Finish the Whistleblower DLC

Blackwood Country The group respected the wildlife of the mountain

Gotta Kill 'Em All! Kill every type of enemy (doesn't include boss battles)

Link Repeater Win 2 rounds of Chainlink

Glucose Guardian Tip Moxxi.

Tempest on the Horizon Complete Chapter 2 of the main story

It's Called Skill Use skills 50 times in battles

Orbital Obliteration GTA Online: Kill another player with the Orbital Cannon.

Hallowed be the gear Bless your first item

Boiling Point Shutdown the Cleaners' oil refinery and defeat Vivian Conley.

Eat Your Vitamins Kill 10 enemies with the Cacodemon in Multiplayer

Close Combat Specialist Perform 10 takedowns in Campaign

Howling on the Moon Complete the mission “Another Day, Another Universe”.

That'll Buff Right Out Destroy 3 vehicles in Demolition Royale in the same session

Cooped Up Find the secret in The Armory.

Somewhere Over the Rainbow Collect 25 Rainbow Stars from the Mystery Portal

Bowling for Gibs Perform a MultiKill with the Spectre demon in Multiplayer

Breaking News Complete Most Wanted in Campaign on any difficulty

Everybody Can Change Completed the investigation of the boxing gym.

Obsessive Compulsive Reach 100% Completion in the Campaign

Treasure hunter Find 100 rare or heroic pieces of gear

Plummeting Stock Defeat James Dragov at the NYC Stock Exchange.

Velocity Rising Star Unlock additional events in 'Velocity'.

When We Remembered Zion Arrived at Zion.

Body Control Score an off balance shot

Apex Contender Unlock the 'Apex' Trophy event.

Four Ring Circus Enter 4 different portals without touching the ground in co-op

Assemble Your Crew Recruited Dean Domino, Christine and Dog.

Alone and Mighty Complete a level with only Pontius

Slippery Slope Complete the "Black Ice" Special Ops mission on any difficulty.

Champion of Tall Fish Tales Defeat "Chums" the Old God at their highest difficulty level.

Redline Champion Win the 'Redline' Trophy event on gold star difficulty.

Grateful Eight Complete a mission with each of the original Cleaners.

Eavesdropping Find ten targets with the Noise Amp.

Become The Hunter Kill 12 enemies in a Hunted encounter in No Return

Cyan Of The Times Spin out 2 racers with Cyan Laser.

Creation of the Stars Complete Chapter 3 of the main story

Red Carpet Get featured in the Best Play 3 times in Multiplayer

Nothing to Fear Complete "Outer Daemons".

Private Eye Cleared 30 Side Cases.

Supremacy Complete the "Glory and the Taking of It" quest.

Sierra Souvenir Aficionado Collected 500 Sierra Madre Chips.

Skill Shift Upgrade a Specialist Skill

Silver Moon Mania Collected Silver Moon Rings three times.

Asking for Trouble Taunt GLaDOS in front of a camera in each of the five co-op courses

Best of the best Reach level 50 with any character

Archivist Find all Collectible Notes.

Podium Finish Win 25 Multiplayer Matches

TBoGT: Bear Fight Win the L.C. Cage Fighters championship. (The Ballad of Gay Tony)